Question: What was the population of the Bio Bio Region in 1992?
Paraphrase: In 1992, how large was the population in the Bio Bio Region?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q2170 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1992')) }